Re: KASAN: use-after-free Read in fuse_kill_sb_blk

>From 606d54cd24b5b00e7a7e3597aabbe89719defc56 Mon Sep 17 00:00:00 2001 From: Tetsuo Handa Date: Tue, 1 May 2018 13:12:14 +0900 Subject: [PATCH] fuse: don't keep dead fuse_conn at fuse_fill_super(). syzbot is reporting use-after-free at fuse_kill_sb_blk() [1]. Since sb->s_fs_info field is not cle

KASAN: use-after-free Read in fuse_kill_sb_blk

Hello, syzbot hit the following crash on upstream commit 6da6c0db5316275015e8cc2959f12a17584aeb64 (Sun Apr 29 21:17:42 2018 +) Linux v4.17-rc3 syzbot dashboard link: https://syzkaller.appspot.com/bug?extid=ec3986119086fe4eec97 Unfortunately, I don't have any reproducer for this crash yet.